3 Quick Workouts That Provide Instant Energy After a Bad Night’s Sleep

Research shows a quick HIIT workout for instant energy is as good as a cup of coffee—minus the caffeine crash. Here are three to try.

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Photo: Getty Images/Antonio_Diaz

16 Upper Glutes Exercises Personal Trainers Swear By for a Stronger Butt

Why your upper glutes deserve more love, and the best exercises to strengthen them.

woman doing an upper glutes exercise with an exercise band.